Bianca Ioana Bonifate defeated Nadejda Vassileva 6-4 7-6 in the Bucharest 4 10K round of 32 on clay. The upset overturned the form book — Nadejda Vassileva came in leading the head-to-head 1–0. Bianca Ioana Bonifate claimed a first win over Nadejda Vassileva in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-03-13 | Cairo 1 10K | R32 | clay | Nadejda Vassileva | 7-5 6-3 |